[FL-2787] SubGhz: add protocol Clemsa, fix decoder BETT (#1696)

* SubGhz: add protocol Clemsa
* SubGhz: fix decoder BETT protocol

Co-authored-by: あく <alleteam@gmail.com>

lib/subghz/protocols/clemsa.h

@@ -0,0 +1,107 @@
+#pragma once
+
+#include "base.h"
+
+#define SUBGHZ_PROTOCOL_CLEMSA_NAME "Clemsa"
+
+typedef struct SubGhzProtocolDecoderClemsa SubGhzProtocolDecoderClemsa;
+typedef struct SubGhzProtocolEncoderClemsa SubGhzProtocolEncoderClemsa;
+
+extern const SubGhzProtocolDecoder subghz_protocol_clemsa_decoder;
+extern const SubGhzProtocolEncoder subghz_protocol_clemsa_encoder;
+extern const SubGhzProtocol subghz_protocol_clemsa;
+
+/**
+ * Allocate SubGhzProtocolEncoderClemsa.
+ * @param environment Pointer to a SubGhzEnvironment instance
+ * @return SubGhzProtocolEncoderClemsa* pointer to a SubGhzProtocolEncoderClemsa instance
+ */
+void* subghz_protocol_encoder_clemsa_alloc(SubGhzEnvironment* environment);
+
+/**
+ * Free SubGhzProtocolEncoderClemsa.
+ * @param context Pointer to a SubGhzProtocolEncoderClemsa instance
+ */
+void subghz_protocol_encoder_clemsa_free(void* context);
+
+/**
+ * Deserialize and generating an upload to send.
+ * @param context Pointer to a SubGhzProtocolEncoderClemsa instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @return true On success
+ */
+bool subghz_protocol_encoder_clemsa_deserialize(void* context, FlipperFormat* flipper_format);
+
+/**
+ * Forced transmission stop.
+ * @param context Pointer to a SubGhzProtocolEncoderClemsa instance
+ */
+void subghz_protocol_encoder_clemsa_stop(void* context);
+
+/**
+ * Getting the level and duration of the upload to be loaded into DMA.
+ * @param context Pointer to a SubGhzProtocolEncoderClemsa instance
+ * @return LevelDuration 
+ */
+LevelDuration subghz_protocol_encoder_clemsa_yield(void* context);
+
+/**
+ * Allocate SubGhzProtocolDecoderClemsa.
+ * @param environment Pointer to a SubGhzEnvironment instance
+ * @return SubGhzProtocolDecoderClemsa* pointer to a SubGhzProtocolDecoderClemsa instance
+ */
+void* subghz_protocol_decoder_clemsa_alloc(SubGhzEnvironment* environment);
+
+/**
+ * Free SubGhzProtocolDecoderClemsa.
+ * @param context Pointer to a SubGhzProtocolDecoderClemsa instance
+ */
+void subghz_protocol_decoder_clemsa_free(void* context);
+
+/**
+ * Reset decoder SubGhzProtocolDecoderClemsa.
+ * @param context Pointer to a SubGhzProtocolDecoderClemsa instance
+ */
+void subghz_protocol_decoder_clemsa_reset(void* context);
+
+/**
+ * Parse a raw sequence of levels and durations received from the air.
+ * @param context Pointer to a SubGhzProtocolDecoderClemsa instance
+ * @param level Signal level true-high false-low
+ * @param duration Duration of this level in, us
+ */
+void subghz_protocol_decoder_clemsa_feed(void* context, bool level, uint32_t duration);
+
+/**
+ * Getting the hash sum of the last randomly received parcel.
+ * @param context Pointer to a SubGhzProtocolDecoderClemsa instance
+ * @return hash Hash sum
+ */
+uint8_t subghz_protocol_decoder_clemsa_get_hash_data(void* context);
+
+/**
+ * Serialize data SubGhzProtocolDecoderClemsa.
+ * @param context Pointer to a SubGhzProtocolDecoderClemsa instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @param preset The modulation on which the signal was received, SubGhzPresetDefinition
+ * @return true On success
+ */
+bool subghz_protocol_decoder_clemsa_serialize(
+    void* context,
+    FlipperFormat* flipper_format,
+    SubGhzPresetDefinition* preset);
+
+/**
+ * Deserialize data SubGhzProtocolDecoderClemsa.
+ * @param context Pointer to a SubGhzProtocolDecoderClemsa instance
+ * @param flipper_format Pointer to a FlipperFormat instance
+ * @return true On success
+ */
+bool subghz_protocol_decoder_clemsa_deserialize(void* context, FlipperFormat* flipper_format);
+
+/**
+ * Getting a textual representation of the received data.
+ * @param context Pointer to a SubGhzProtocolDecoderClemsa instance
+ * @param output Resulting text
+ */
+void subghz_protocol_decoder_clemsa_get_string(void* context, string_t output);